Exhibit 99.29 MBNA MASTER CREDIT CARD TRUST II SERIES 1997-N KEY PERFORMANCE FACTORS November 30, 1999 Expected B Maturity 11/15/00 Blended Coupon 6.1260% Excess Protection Level 3 Month Average 5.80% November, 1999 5.28% October, 1999 6.25% September, 1999 5.87% Cash Yield 18.33% Investor Charge Offs 4.89% Base Rate 8.16% Over 30 Day Delinquency 5.02% Seller's Interest 8.52% Total Payment Rate 14.09% Total Principal Balance $48,461,894,441.68 Investor Participation Amount $900,000,000.00 Seller Participation Amount $4,130,074,923.19